A) smooth B) bland C) wrinkled D) rough
A) usual B) different C) odd D) messy
A) to mix together B) to divide C) to keep separated D) to make bigger
A) to stay away from everything B) to stick to something closely C) to separate things D) to glue things together
A) cold B) slippery C) dry D) moist
A) caused objects to appear larger B) made objects look smaller C) showed objects as they are D) made objects shrink
A) lawyer B) scientist C) waiter D) nurse
A) dries out B) becomes part of a liquid C) rinses with warm water D) separates two things
A) you can see evaporation, but not condensation. B) you can see condensation, but not evaporation. C) you can only see condensation occur occasionally. D) condensation only occurs in the clouds.
A) evaporation of water B) water molecules accumulate on surfaces C) the clinging together of molecules D) the clinging together of raindrops
A) Snowflakes always look the same. B) Snowflakes form in the same way, but produce many designs. C) Snowflakes form in different ways, and produce one design. D) Snowflakes form in different ways, and produce many designs.
A) all the colors of the rainbow B) the color violet C) the color red D) nothing
A) Water vapor moves invisibly through the air. B) Water evaporates from puddles, ponds, plants, trees, and so on. C) Water falls from the sky as rain. D) Water vapor condenses on surfaces. |